Correct some style/validation errors

_layouts/default.html

@@ -34,7 +34,7 @@ <h2 class="project-tagline">{{ site.description | default: site.github.project_t
     </section>
 
     {% if site.google_analytics %}
-      <script type="text/javascript">
+      <script>
         (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
         (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
         m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)

index.md

@@ -4,7 +4,7 @@ layout: default
 
 Text can be **bold**, _italic_, or ~~strikethrough~~.
 
-[Link to another page](another-page).
+[Link to another page](./another-page.html).
 
 There should be whitespace between paragraphs.
 
@@ -94,11 +94,11 @@ end
 
 ### Small image
 
-![](https://assets-cdn.github.com/images/icons/emoji/octocat.png)
+![Octocat](https://assets-cdn.github.com/images/icons/emoji/octocat.png)
 
 ### Large image
 
-![](https://guides.github.com/activities/hello-world/branching.png)
+![Branching](https://guides.github.com/activities/hello-world/branching.png)
 
 
 ### Definition lists can be used with HTML syntax.

jekyll-theme-cayman.gemspec

@@ -1,23 +1,20 @@
-# encoding: utf-8
-
 Gem::Specification.new do |s|
-  s.name          = "jekyll-theme-cayman"
-  s.version       = "0.1.0"
-  s.license       = "CC0-1.0"
-  s.authors       = ["Jason Long", "GitHub, Inc."]
-  s.email         = ["[email protected]"]
-  s.homepage      = "https://github.com/pages-themes/cayman"
-  s.summary       = "Cayman is a Jekyll theme for GitHub Pages"
+  s.name          = 'jekyll-theme-cayman'
+  s.version       = '0.1.0'
+  s.license       = 'CC0-1.0'
+  s.authors       = ['Jason Long', 'GitHub, Inc.']
+  s.email         = ['[email protected]']
+  s.homepage      = 'https://github.com/pages-themes/cayman'
+  s.summary       = 'Cayman is a Jekyll theme for GitHub Pages'
 
   s.files         = `git ls-files -z`.split("\x0").select do |f|
     f.match(%r{^((_includes|_layouts|_sass|assets)/|(LICENSE|README)((\.(txt|md|markdown)|$)))}i)
   end
 
-  s.platform      = Gem::Platform::RUBY
-  s.add_runtime_dependency "jekyll", "~> 3.5"
-  s.add_runtime_dependency "jekyll-seo-tag", "~> 2.0"
-  s.add_development_dependency 'w3c_validators', "~> 1.3"
-  s.add_development_dependency 'html-proofer', "~> 3.0"
-  s.add_development_dependency 'rubocop', "~> 0.50"
-
+  s.platform = Gem::Platform::RUBY
+  s.add_runtime_dependency 'jekyll', '~> 3.5'
+  s.add_runtime_dependency 'jekyll-seo-tag', '~> 2.0'
+  s.add_development_dependency 'html-proofer', '~> 3.0'
+  s.add_development_dependency 'rubocop', '~> 0.50'
+  s.add_development_dependency 'w3c_validators', '~> 1.3'
 end